For citations:
Tsyrlin V.A., Kuzmenko N.V., Pliss M.G. Blood pressure variability — regular and irregular waves. "Arterial’naya Gipertenziya" ("Arterial Hypertension"). 2020;26(6):612-619. (In Russ.) https://doi.org/10.18705/1607-419X-2020-26-6-612-619